I use a quarter cup of cafe bustello, and maybe 2-2.5 cups of hot water, I add sugar to coffee grounds my preferance. I used to use bialetti stove top moka pot and did it the same way for a cuban espresso.
Don't waste your money on this garbage product. It will break no matter now delicately you handle it. A product intended for daily use does not meet expectations, you will need a new one in a month.
